121221333321022 has 8 divisors (see below), whose sum is σ = 198362181798072. Its totient is φ = 55100606055000.

The previous prime is 121221333320987. The next prime is 121221333321061. The reversal of 121221333321022 is 220123333122121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×121221333321022² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2755030302729 + ... + 2755030302772.

It is an arithmetic number, because the mean of its divisors is an integer number (24795272724759).

Almost surely, 2^{121221333321022} is an apocalyptic number.

121221333321022 is a deficient number, since it is larger than the sum of its proper divisors (77140848477050).

121221333321022 is a wasteful number, since it uses less digits than its factorization.

121221333321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510060605514.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 121221333321022 its reverse (220123333122121), we get a palindrome (341344666443143).

The spelling of 121221333321022 in words is "one hundred twenty-one trillion, two hundred twenty-one billion, three hundred thirty-three million, three hundred twenty-one thousand, twenty-two".